ISRC DEF057530012

Verified recording

DEF057530012 is “Requiem, K. 626: VI. Benedictus - Recorded 1975” by Wolfgang Amadeus Mozart, registered on the CopyrightChains blockchain with CopyrightID 0xc40f6c1f1acbd727adad0b439f15a9918e38d6c4083564ac768a8ea1b677a7ab and independently timestamped in Bitcoin block 960138 on 2026-07-29. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057530012.

Recording identifiers

ISRC
DEF057530012
Title
Requiem, K. 626: VI. Benedictus - Recorded 1975
Artist
Wolfgang Amadeus Mozart
CopyrightID (CopyrightChains transaction hash)
0xc40f6c1f1acbd727adad0b439f15a9918e38d6c4083564ac768a8ea1b677a7ab

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34+00:00
Bitcoin block
960138
Canonical record hash
sha256:59ef607927e663d45ed283c9fcbec90130608b6addbe6bad25f8fad9156c0a79
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057530012
Bitcoin block existence check
https://blockstream.info/api/block/960138

Full record

Track page: Requiem, K. 626: VI. Benedictus - Recorded 1975 · Machine-readable JSON-LD